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38368385 = 5111016907
BaseRepresentation
bin1001001001011…
…1010010000001
32200012022112022
42102113102001
534310242020
63450211225
7644061116
oct222272201
980168468
1038368385
111a726810
1210a23b15
137c44cb3
14514a90d
15357d625
hex2497481

38368385 has 16 divisors (see below), whose sum is σ = 50732352. Its totient is φ = 27624000.

The previous prime is 38368373. The next prime is 38368399. The reversal of 38368385 is 58386383.

It is a happy number.

It is not a de Polignac number, because 38368385 - 28 = 38368129 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2102 + ... + 9008.

It is an arithmetic number, because the mean of its divisors is an integer number (3170772).

Almost surely, 238368385 is an apocalyptic number.

It is an amenable number.

38368385 is a deficient number, since it is larger than the sum of its proper divisors (12363967).

38368385 is a wasteful number, since it uses less digits than its factorization.

38368385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7024.

The product of its digits is 414720, while the sum is 44.

The square root of 38368385 is about 6194.2219043234. The cubic root of 38368385 is about 337.2804534647.

It can be divided in two parts, 3836 and 8385, that added together give a palindrome (12221).

The spelling of 38368385 in words is "thirty-eight million, three hundred sixty-eight thousand, three hundred eighty-five".

Divisors: 1 5 11 55 101 505 1111 5555 6907 34535 75977 379885 697607 3488035 7673677 38368385